is there any way to add, delete and update Calendar. and is there any way to add, delete and update Events in Calendar.
Thanks.
it is also not possible through gdata libraries. http://www.anddev.org/gdata_api_problem-t3427.html
check this code http://code.google.com/p/android-calendar-provider-tests/source/browse/trunk/src/com/androidbook/androidcalendar/CalendarActivity.java it may help u :)
Use the Google Calendar GData API, as is discussed on another StackOverflow question.
you can you use GoogleApiJavaClient see here why : http://code.google.com/p/gdata-java-client/wiki/MigratingToGoogleApiJavaClient
look here for more resource http://code.google.com/p/google-api-java-client/